<div class="pure-menu pure-menu-horizontal inline-item bread-crumb">
    <ul class="pure-menu-list">
        <li class="pure-menu-item pure-menu-has-children pure-menu-allow-hover">
            <a {{action "click" model}} href="#" class="pure-menu-link">{{model.n}}</a>
            <ul class="pure-menu-children">
              {{#each siblings as |node|}}
                <li class="pure-menu-item">
                  <a {{action "click" node}} href="#" class="pure-menu-link">{{node.n}}</a>
                </li>
              {{/each}}
            </ul>
        </li>
    </ul>
</div>
